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-rw-r--r--Doc/library/cmath.rst8
-rw-r--r--Modules/clinic/cmathmodule.c.h6
-rw-r--r--Modules/cmathmodule.c6
-rw-r--r--Modules/mathmodule.c6
4 files changed, 13 insertions, 13 deletions
diff --git a/Doc/library/cmath.rst b/Doc/library/cmath.rst
index d7778df..a981d94 100644
--- a/Doc/library/cmath.rst
+++ b/Doc/library/cmath.rst
@@ -149,13 +149,13 @@ Hyperbolic functions
.. function:: acosh(x)
- Return the hyperbolic arc cosine of *x*. There is one branch cut, extending left
- from 1 along the real axis to -∞, continuous from above.
+ Return the inverse hyperbolic cosine of *x*. There is one branch cut,
+ extending left from 1 along the real axis to -∞, continuous from above.
.. function:: asinh(x)
- Return the hyperbolic arc sine of *x*. There are two branch cuts:
+ Return the inverse hyperbolic sine of *x*. There are two branch cuts:
One extends from ``1j`` along the imaginary axis to ``∞j``,
continuous from the right. The other extends from ``-1j`` along
the imaginary axis to ``-∞j``, continuous from the left.
@@ -163,7 +163,7 @@ Hyperbolic functions
.. function:: atanh(x)
- Return the hyperbolic arc tangent of *x*. There are two branch cuts: One
+ Return the inverse hyperbolic tangent of *x*. There are two branch cuts: One
extends from ``1`` along the real axis to ``∞``, continuous from below. The
other extends from ``-1`` along the real axis to ``-∞``, continuous from
above.
diff --git a/Modules/clinic/cmathmodule.c.h b/Modules/clinic/cmathmodule.c.h
index 7d6e04b..83de518 100644
--- a/Modules/clinic/cmathmodule.c.h
+++ b/Modules/clinic/cmathmodule.c.h
@@ -49,7 +49,7 @@ PyDoc_STRVAR(cmath_acosh__doc__,
"acosh($module, z, /)\n"
"--\n"
"\n"
-"Return the hyperbolic arccosine of z.");
+"Return the inverse hyperbolic cosine of z.");
#define CMATH_ACOSH_METHODDEF \
{"acosh", (PyCFunction)cmath_acosh, METH_VARARGS, cmath_acosh__doc__},
@@ -135,7 +135,7 @@ PyDoc_STRVAR(cmath_asinh__doc__,
"asinh($module, z, /)\n"
"--\n"
"\n"
-"Return the hyperbolic arc sine of z.");
+"Return the inverse hyperbolic sine of z.");
#define CMATH_ASINH_METHODDEF \
{"asinh", (PyCFunction)cmath_asinh, METH_VARARGS, cmath_asinh__doc__},
@@ -221,7 +221,7 @@ PyDoc_STRVAR(cmath_atanh__doc__,
"atanh($module, z, /)\n"
"--\n"
"\n"
-"Return the hyperbolic arc tangent of z.");
+"Return the inverse hyperbolic tangent of z.");
#define CMATH_ATANH_METHODDEF \
{"atanh", (PyCFunction)cmath_atanh, METH_VARARGS, cmath_atanh__doc__},
diff --git a/Modules/cmathmodule.c b/Modules/cmathmodule.c
index 6d9b2ed..5746db1 100644
--- a/Modules/cmathmodule.c
+++ b/Modules/cmathmodule.c
@@ -207,7 +207,7 @@ static Py_complex acosh_special_values[7][7];
/*[clinic input]
cmath.acosh = cmath.acos
-Return the hyperbolic arccosine of z.
+Return the inverse hyperbolic cosine of z.
[clinic start generated code]*/
static Py_complex
@@ -262,7 +262,7 @@ static Py_complex asinh_special_values[7][7];
/*[clinic input]
cmath.asinh = cmath.acos
-Return the hyperbolic arc sine of z.
+Return the inverse hyperbolic sine of z.
[clinic start generated code]*/
static Py_complex
@@ -353,7 +353,7 @@ static Py_complex atanh_special_values[7][7];
/*[clinic input]
cmath.atanh = cmath.acos
-Return the hyperbolic arc tangent of z.
+Return the inverse hyperbolic tangent of z.
[clinic start generated code]*/
static Py_complex
diff --git a/Modules/mathmodule.c b/Modules/mathmodule.c
index 0c991cd..9c97a2a 100644
--- a/Modules/mathmodule.c
+++ b/Modules/mathmodule.c
@@ -902,18 +902,18 @@ math_2(PyObject *args, double (*func) (double, double), char *funcname)
FUNC1(acos, acos, 0,
"acos(x)\n\nReturn the arc cosine (measured in radians) of x.")
FUNC1(acosh, m_acosh, 0,
- "acosh(x)\n\nReturn the hyperbolic arc cosine (measured in radians) of x.")
+ "acosh(x)\n\nReturn the inverse hyperbolic cosine of x.")
FUNC1(asin, asin, 0,
"asin(x)\n\nReturn the arc sine (measured in radians) of x.")
FUNC1(asinh, m_asinh, 0,
- "asinh(x)\n\nReturn the hyperbolic arc sine (measured in radians) of x.")
+ "asinh(x)\n\nReturn the inverse hyperbolic sine of x.")
FUNC1(atan, atan, 0,
"atan(x)\n\nReturn the arc tangent (measured in radians) of x.")
FUNC2(atan2, m_atan2,
"atan2(y, x)\n\nReturn the arc tangent (measured in radians) of y/x.\n"
"Unlike atan(y/x), the signs of both x and y are considered.")
FUNC1(atanh, m_atanh, 0,
- "atanh(x)\n\nReturn the hyperbolic arc tangent (measured in radians) of x.")
+ "atanh(x)\n\nReturn the inverse hyperbolic tangent of x.")
static PyObject * math_ceil(PyObject *self, PyObject *number) {
_Py_IDENTIFIER(__ceil__);